Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 145
When the furnaces are verylong, a good deal of air generally escapes into the flues at the after end of the bars, the effect of whichis materially to lessen the generation of steam. Figs. 454, 455, and 456 represent the boilers of the Thames and Medway, two vessels of large size,constructed by… … marine engines hitherto produced. We do not knowof any boiler of this kind that engineers may imi-tate with greater safety, as regards their powerof generating steam, though there are many speci-mens distinguished by a greater durability. Insome of the boilers recently introduced in the…
Mechanical engineering
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